Radiant|Lab Grown|IGI

1.56ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG628488183

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG628488183

Diamond specifications and retailer prices

From £166 GBP

$223 USD

As of October 27, 2026

Save £1,431 GBP (90%) vs most expensive(unlock to see where)

30 retailers carry this diamond

Most expensive: £1,597 GBP at Do Amore Diamonds · As of October 29, 2026

View at Do Amore Diamonds

About this 1.56ct lab-grown radiant diamond

This 1.56ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG628488183 or 628488183. Listed at 30 retailers as of October 27, 2026, with prices from £166 to £1,597, a £1,431 spread on the same certified stone. Do Amore Diamonds lists it at £1,597. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle42.1°

Pavilion angle33.8°

OriginLab Grown

Grading LabIGI

CertificateIGI LG628488183

Dimensions5.81 × 5.81 × 3.83 mm

L/W Ratio1.00

Culet sizePointed

Cert comments

As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG628488183

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

Unlock full score analysis

See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27

Current: £1,597 GBP|Low: £166 GBP|High: £1,597 GBP|Avg: £647 GBP

Do Amore Diamonds

Retailer 2

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October 29, 2026

Retailer 3£166 GBP

Retailer 19£194 GBP

Retailer 10£315 GBP

Retailer 6£318 GBP

Retailer 4£322 GBP

Retailer 18£379 GBP

Retailer 14£392 GBP

Retailer 9£397 GBP

Retailer 2£432 GBP

Retailer 8£502 GBP

Retailer 20£667 GBP

Retailer 13£758 GBP

Retailer 16£799 GBP

Retailer 7£841 GBP

Retailer 11£861 GBP

Retailer 15£916 GBP

Retailer 12£925 GBP

Retailer 5£946 GBP

Retailer 17£1,261 GBP

Do Amore Diamonds£1,597 GBP

42 data points across 20 retailers

30 retailers£166 GBP to £1,597 GBP

Cheapest Retailer

£166 GBP

$223 USD

Retailer 2

£166 GBP

$223 USD

View

Price last confirmed 23 days ago

Retailer 3

£178 GBP

$238 USD

View

Price last confirmed 31 days ago

Retailer 4

£194 GBP

$260 USD

View

Final sale: no returns

Retailer 5

£206 GBP

$276 USD

View

Price last confirmed 34 days ago

Retailer 6

£207 GBP

$277 USD

View

Price last confirmed 28 days ago

Retailer 7

£218 GBP

$292 USD

View

Price last confirmed 32 days ago

Retailer 8

£315 GBP

HK$3,300 HKD

View

Retailer 9

£318 GBP

$426 USD

View

B+

Retailer 10

£322 GBP

$432 USD

View

Retailer 11

£379 GBP

€484 EUR

View

Price last confirmed 7 days ago

Retailer 12

£392 GBP

ZAR 8,486 ZAR

View

Retailer 13

£397 GBP

$532 USD

View

Retailer 14

£423 GBP

View

Price last confirmed 16 days ago

Retailer 15

£432 GBP

View

B+

Retailer 16

£502 GBP

$673 USD

View

B+

Retailer 17

£667 GBP

$894 USD

View

Retailer 18

£719 GBP

View

Retailer 19

£734 GBP

$983 USD

View

Retailer 20

£734 GBP

$983 USD

View

Price last confirmed 21 days ago

B+

Retailer 21

£758 GBP

A$1,562 AUD

View

Retailer 22

£782 GBP

$1,048 USD

View

Price last confirmed 30 days ago

Retailer 23

£799 GBP

$1,070 USD

View

Price last confirmed 12 days ago

Retailer 24

£841 GBP

$1,127 USD

View

Retailer 25

£861 GBP

$1,154 USD

View

Retailer 26

£916 GBP

View

Retailer 27

£925 GBP

SGD 1,674 SGD

View

Retailer 28

£946 GBP

$1,268 USD

View

Retailer 29

£1,261 GBP

$1,690 USD

View

Most Expensive

Do Amore Diamonds

27-1BD0A84AC · Oct 29

£1,597 GBP

$2,140 USD

View

29 more retailers have this diamond

Prices start from £166 GBPSave up to £1,431 GBP

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

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